Kelp Gull vs Heermann's Gull
Larus dominicanus в сравнении с Larus heermanni
Side-by-Side Comparison
| Характеристика | Kelp Gull | Heermann's Gull |
|---|---|---|
| Научное название | Larus dominicanus | Larus heermanni |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Near Threatened |
| Длина | — | — |
| Размах крыльев | 80,4 cm (31.7 in) | 67,2 cm (26.5 in) |
| Масса | 955,8333333333334 g (33.72 oz) | 448,26666666666665 g (15.81 oz) |
| Питание | -- | -- |
| Размер кладки | 1-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Kelp Gull
Near Threatened
Heermann's Gull
About These Birds
Kelp Gull
Kelp Gull, 54–65 cm, is the dominant large gull of the Southern Hemisphere, found on all sub-Antarctic and southern temperate coasts. Jet-black back, white body, yellow bill with red spot. Omnivore; forages on rocky shores, follows fishing boats, and preys on penguin eggs. Resident and sedentary.
Heermann's Gull
Heermann's Gull, 46–51 cm, is distinctive — dark grey body, white head (breeding), red bill. Breeds almost entirely on Isla Rasa in the Gulf of California, then disperses north along the Pacific coast to British Columbia. Kleptoparasite; steals fish from Brown Pelicans. Near Threatened; range highly restricted.